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d4a10d0a | 1 | # Top level -*- makefile -*- fragment for GNU C - C language. |
99dee823 | 2 | # Copyright (C) 1994-2021 Free Software Foundation, Inc. |
d4a10d0a SB |
3 | |
4 | #This file is part of GCC. | |
5 | ||
6 | #GCC is free software; you can redistribute it and/or modify | |
7 | #it under the terms of the GNU General Public License as published by | |
8 | #the Free Software Foundation; either version 3, or (at your option) | |
9 | #any later version. | |
10 | ||
11 | #GCC is distributed in the hope that it will be useful, | |
12 | #but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | #GNU General Public License for more details. | |
15 | ||
16 | # You should have received a copy of the GNU General Public License | |
17 | # along with GCC; see the file COPYING3. If not see | |
18 | # <http://www.gnu.org/licenses/>. | |
19 | ||
20 | # This file provides the language dependent support in the main Makefile. | |
21 | # Each language makefile fragment must provide the following targets: | |
22 | # | |
23 | # foo.all.cross, foo.start.encap, foo.rest.encap, | |
24 | # foo.install-common, foo.install-man, foo.install-info, foo.install-pdf, | |
25 | # foo.install-html, foo.info, foo.dvi, foo.pdf, foo.html, foo.uninstall, | |
26 | # foo.mostlyclean, foo.clean, foo.distclean, | |
27 | # foo.maintainer-clean, foo.stage1, foo.stage2, foo.stage3, foo.stage4 | |
28 | # | |
29 | # where `foo' is the name of the language. | |
30 | # | |
31 | # It should also provide rules for: | |
32 | # | |
33 | # - making any compiler driver (eg: gcc) | |
34 | # - the compiler proper (eg: cc1) | |
35 | # - define the names for selecting the language in LANGUAGES. | |
36 | ||
37 | #\f | |
38 | # Define the names for selecting c in LANGUAGES. | |
39 | c: cc1$(exeext) | |
a774a6a2 | 40 | c.serial = cc1$(exeext) |
d4a10d0a SB |
41 | |
42 | # Tell GNU make to ignore these if they exist. | |
a774a6a2 | 43 | .PHONY: c gcc |
d4a10d0a SB |
44 | |
45 | # The C front end driver. This is different from the drivers for other | |
46 | # front ends, because there is no C language specific driver (i.e. nothing | |
47 | # is to cc1 as e.g. g++ is to cc1plus, or gfortran is to f951). | |
0a6c2227 | 48 | CFLAGS-c/gccspec.o += $(DRIVER_DEFINES) |
d4a10d0a SB |
49 | |
50 | # The C compiler itself. | |
51 | ||
52 | # Language-specific object files for C and Objective C. | |
53 | C_AND_OBJC_OBJS = attribs.o c/c-errors.o c/c-decl.o c/c-typeck.o \ | |
54 | c/c-convert.o c/c-aux-info.o c/c-objc-common.o c/c-parser.o \ | |
5e9d6aa4 | 55 | c/c-fold.o c/gimple-parser.o \ |
1ee62b92 | 56 | $(C_COMMON_OBJS) $(C_TARGET_OBJS) |
d4a10d0a SB |
57 | |
58 | # Language-specific object files for C. | |
59 | C_OBJS = c/c-lang.o c-family/stub-objc.o $(C_AND_OBJC_OBJS) | |
60 | c_OBJS = $(C_OBJS) cc1-checksum.o c/gccspec.o | |
61 | ||
62 | # Use strict warnings for this front end. | |
63 | c-warn = $(STRICT_WARN) | |
64 | ||
e9ac1f86 JJ |
65 | ifeq ($(if $(wildcard ../stage_current),$(shell cat \ |
66 | ../stage_current)),stageautofeedback) | |
277d7ee0 AK |
67 | $(C_OBJS): ALL_COMPILERFLAGS += -fauto-profile=cc1.fda |
68 | $(C_OBJS): cc1.fda | |
69 | endif | |
70 | ||
d4a10d0a | 71 | # compute checksum over all object files and the options |
fb2647aa RB |
72 | # re-use the checksum from the prev-final stage so it passes |
73 | # the bootstrap comparison and allows comparing of the cc1 binary | |
d4a10d0a SB |
74 | cc1-checksum.c : build/genchecksum$(build_exeext) checksum-options \ |
75 | $(C_OBJS) $(BACKEND) $(LIBDEPS) | |
fb2647aa RB |
76 | if [ -f ../stage_final ] \ |
77 | && cmp -s ../stage_current ../stage_final; then \ | |
78 | cp ../prev-gcc/cc1-checksum.c cc1-checksum.c; \ | |
79 | else \ | |
80 | build/genchecksum$(build_exeext) $(C_OBJS) $(BACKEND) $(LIBDEPS) \ | |
d4a10d0a | 81 | checksum-options > cc1-checksum.c.tmp && \ |
fb2647aa RB |
82 | $(srcdir)/../move-if-change cc1-checksum.c.tmp cc1-checksum.c; \ |
83 | fi | |
d4a10d0a | 84 | |
d4a10d0a | 85 | cc1$(exeext): $(C_OBJS) cc1-checksum.o $(BACKEND) $(LIBDEPS) |
d326ebc9 | 86 | @$(call LINK_PROGRESS,$(INDEX.c),start) |
427b248d | 87 | +$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ $(C_OBJS) \ |
d4a10d0a | 88 | cc1-checksum.o $(BACKEND) $(LIBS) $(BACKENDLIBS) |
d326ebc9 | 89 | @$(call LINK_PROGRESS,$(INDEX.c),end) |
277d7ee0 AK |
90 | |
91 | cc1.fda: ../stage1-gcc/cc1$(exeext) ../prev-gcc/$(PERF_DATA) | |
92 | $(CREATE_GCOV) -binary ../stage1-gcc/cc1$(exeext) -gcov cc1.fda -profile ../prev-gcc/$(PERF_DATA) -gcov_version 1 | |
93 | ||
d4a10d0a SB |
94 | #\f |
95 | # Build hooks: | |
96 | ||
97 | c.info: | |
98 | c.dvi: | |
99 | c.pdf: | |
100 | c.html: | |
101 | c.install-info: | |
102 | c.install-pdf: | |
103 | c.install-html: | |
104 | c.all.cross: | |
105 | c.start.encap: | |
106 | c.rest.encap: | |
107 | c.srcinfo: | |
108 | c.srcextra: gengtype-lex.c | |
109 | -cp -p $^ $(srcdir) | |
110 | c.tags: force | |
111 | cd $(srcdir)/c; etags -o TAGS.sub *.c *.h; \ | |
112 | etags --include TAGS.sub --include ../TAGS.sub | |
113 | c.man: | |
114 | c.srcman: | |
115 | ||
033eb567 DM |
116 | # C selftests |
117 | ||
118 | # If C is enabled, require the selftests to be run for it | |
119 | # at each stage of the build: | |
120 | selftest-c: s-selftest-c | |
121 | ||
122 | C_SELFTEST_FLAGS = -xc $(SELFTEST_FLAGS) | |
123 | C_SELFTEST_DEPS = cc1$(exeext) $(SELFTEST_DEPS) | |
124 | ||
125 | # Run the C selftests: | |
126 | s-selftest-c: $(C_SELFTEST_DEPS) | |
127 | $(GCC_FOR_TARGET) $(C_SELFTEST_FLAGS) | |
128 | $(STAMP) $@ | |
129 | ||
130 | # Convenience methods for running C selftests under gdb: | |
131 | .PHONY: selftest-c-gdb | |
132 | selftest-c-gdb: $(C_SELFTEST_DEPS) | |
133 | $(GCC_FOR_TARGET) $(C_SELFTEST_FLAGS) \ | |
134 | -wrapper gdb,--args | |
135 | ||
136 | .PHONY: selftest-gdb | |
137 | selftest-gdb: selftest-c-gdb | |
138 | ||
139 | # Convenience methods for running C selftests under valgrind: | |
140 | .PHONY: selftest-c-valgrind | |
141 | selftest-c-valgrind: $(C_SELFTEST_DEPS) | |
142 | $(GCC_FOR_TARGET) $(C_SELFTEST_FLAGS) \ | |
143 | -wrapper valgrind,--leak-check=full | |
144 | ||
145 | .PHONY: selftest-valgrind | |
146 | selftest-valgrind: selftest-c-valgrind | |
147 | ||
d4a10d0a SB |
148 | # List of targets that can use the generic check- rule and its // variant. |
149 | lang_checks += check-gcc | |
150 | lang_checks_parallelized += check-gcc | |
a95492ab JW |
151 | # For description see the check_$lang_parallelize comment in gcc/Makefile.in. |
152 | check_gcc_parallelize=10000 | |
d4a10d0a SB |
153 | |
154 | # 'make check' in gcc/ looks for check-c. Redirect it to check-gcc. | |
155 | check-c : check-gcc | |
156 | ||
157 | #\f | |
158 | # Install hooks: | |
159 | # cc1 is installed elsewhere as part of $(COMPILERS). | |
160 | ||
161 | c.install-common: | |
162 | c.install-man: | |
8c7dbea9 BK |
163 | |
164 | c.install-plugin: installdirs | |
165 | # Install import library. | |
166 | ifeq ($(plugin_implib),yes) | |
167 | $(mkinstalldirs) $(DESTDIR)$(plugin_resourcesdir) | |
c83027f3 | 168 | $(INSTALL_DATA) cc1$(exeext).a $(DESTDIR)$(plugin_resourcesdir)/cc1$(exeext).a |
8c7dbea9 BK |
169 | endif |
170 | ||
d4a10d0a SB |
171 | c.uninstall: |
172 | ||
173 | #\f | |
174 | # Clean hooks: | |
175 | # A lot of the ancillary files are deleted by the main makefile. | |
176 | # We just have to delete files specific to us. | |
177 | ||
178 | c.mostlyclean: | |
179 | -rm -f cc1$(exeext) | |
180 | -rm -f c/*$(objext) | |
181 | -rm -f c/*$(coverageexts) | |
277d7ee0 | 182 | -rm -f cc1.fda |
d4a10d0a SB |
183 | c.clean: |
184 | c.distclean: | |
185 | -rm -f c/config.status c/Makefile | |
186 | c.maintainer-clean: | |
187 | #\f | |
188 | # Stage hooks: | |
189 | # The main makefile has already created stage?/cp. | |
190 | ||
191 | c.stage1: stage1-start | |
192 | -mv c/*$(objext) stage1/c | |
193 | c.stage2: stage2-start | |
194 | -mv c/*$(objext) stage2/c | |
195 | c.stage3: stage3-start | |
196 | -mv c/*$(objext) stage3/c | |
197 | c.stage4: stage4-start | |
198 | -mv c/*$(objext) stage4/c | |
199 | c.stageprofile: stageprofile-start | |
200 | -mv c/*$(objext) stageprofile/c | |
201 | c.stagefeedback: stagefeedback-start | |
202 | -mv c/*$(objext) stagefeedback/c | |
277d7ee0 AK |
203 | c.autostageprofile: autostageprofile-start |
204 | -mv c/*$(objext) autostageprofile/c | |
205 | c.autostagefeedback: autostagefeedback-start | |
206 | -mv c/*$(objext) autostagefeedback/c |